CN101385191B - Antenna distribution - Google Patents
Antenna distribution Download PDFInfo
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- CN101385191B CN101385191B CN2006800531945A CN200680053194A CN101385191B CN 101385191 B CN101385191 B CN 101385191B CN 2006800531945 A CN2006800531945 A CN 2006800531945A CN 200680053194 A CN200680053194 A CN 200680053194A CN 101385191 B CN101385191 B CN 101385191B
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- 238000010586 diagram Methods 0.000 description 5
- 230000001413 cellular effect Effects 0.000 description 4
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
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- 238000001228 spectrum Methods 0.000 description 2
- 102100029469 WD repeat and HMG-box DNA-binding protein 1 Human genes 0.000 description 1
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- 239000007769 metal material Substances 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/328—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors between a radiating element and ground
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/378—Combination of fed elements with parasitic elements
- H01Q5/392—Combination of fed elements with parasitic elements the parasitic elements having dual-band or multi-band characteristics
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0442—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular tuning means
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
- Transceivers (AREA)
- Details Of Aerials (AREA)
Abstract
An antenna arrangement comprises: a first antenna element; a second antenna element; a coupling element for electromagnetically coupling to the first antenna element and the second antenna element; and a switching mechanism, connected to the coupling element, for switching between a first electrical configuration and a second electrical configuration, wherein, when the switching mechanism is in the first electrical configuration, the coupling element has a first impedance and when the switching mechanism is in the second electrical configuration, the coupling element has a second impedance.
Description
Technical field
Embodiments of the present invention relate to a kind of antenna arrangement.Particularly, embodiments of the present invention relate to the antenna arrangement for radio transceiver device.
Background technology
In recent years, wish to communicate at a plurality of frequency bands of the wireless portion of electromagnetic spectrum such as cellular radio transceiver device.This situation occurring is because different countries tends to different frequency bands is used for cellular network.For example, U.S. WCDMA is positioned at 850MHz, and European WCDMA is positioned at 2100MHz.Even in a country, different services also may provide at different radio band places, and for example, PCS is positioned at 1900MHz, and PCN is positioned at 1800MHz.Therefore, cell phone needs to allow it to arrange at the multiband antenna that a plurality of frequency bands of the wireless portion of electromagnetic spectrum communicate.
Multiband antenna is arranged and is progressively being used the antenna element more than to transmit and receive electromagnetic wave.At present, each in this antenna arrangement " active " antenna element needs its own tuning circuit, thereby but makes this antenna element to operate in that the operational frequency bands of expectation is concentrated.Yet each tuning circuit needs the space in the radio transceiver device, and has the financial cost related with it.Therefore, multiband antenna is arranged and is become big day by day and become expensive.
Therefore, expectation provides a kind of interchangeable antenna arrangement.
Summary of the invention
According to an aspect of the present invention, provide a kind of antenna arrangement, comprising: first antenna element; Second antenna element; Coupling element is used for electromagnetic ground and is coupled to first antenna element and second antenna element; And switching mechanism, it is connected to coupling element, be used between the first electricity configuration and the second electricity configuration, switching, wherein, when switching mechanism is in the first electricity configuration, coupling element has first impedance, and when switching mechanism was in the second electricity configuration, coupling element had second impedance.
When switching mechanism is in the first electricity configuration, but first antenna element can in first operational frequency bands, operate, but and second antenna element can in second operational frequency bands, operate.
When switching mechanism is in the second electricity configuration, but first antenna element can in the 3rd operational frequency bands, operate, but and second antenna element can in the 4th operational frequency bands, operate.
Switching mechanism can comprise: first impedance matching circuit, second impedance matching circuit and switch.Switch can be used for coupling element is connected to first impedance matching circuit or second impedance matching circuit.
When switch was connected to coupling element with first impedance matching circuit, switching mechanism can be in the first electricity configuration.
When switch was connected to coupling element with second impedance matching circuit, switching mechanism can be in the second electricity configuration.
Coupling element can comprise first and second portion.First can be arranged as with the first antenna element electromagnetic ground and be coupled.Second portion can be arranged as with the second antenna element electromagnetic ground and be coupled.
This antenna arrangement can comprise a plurality of antenna elements.Coupling element can be arranged as each that electromagnetic ground is coupled to a plurality of antennas.
When switching mechanism is in the first electricity configuration, but a plurality of antenna element can be concentrated in first operational frequency bands and operates.
When switching mechanism is in the second electricity configuration, but a plurality of antenna element can be concentrated in second operational frequency bands and operates.
Each antenna element can be connected to feed via distributing point.Each antenna element can be connected to ground plane via earth point.
According to another embodiment of the present invention, but provide a kind of for the operational frequency bands of at least two antennas is carried out tuning tuning layout, this layout comprises: coupling element is used for electromagnetic ground and is coupled to first antenna element and second antenna element; And switching mechanism, it is connected to coupling element, be used between the first electricity configuration and the second electricity configuration, switching, wherein, when switching mechanism is in the first electricity configuration, coupling element has first impedance, and when switching mechanism was in the second electricity configuration, coupling element had second impedance.
According to another embodiment of the present invention, provide a kind of module that comprises above-described antenna arrangement.
According to another embodiment of the invention, provide a kind of module that comprises above-described tuning layout.
According to another embodiment of the present invention, provide a kind of portable electric appts that comprises above-described antenna arrangement.
According to another embodiment of the invention, provide a kind of portable electric appts that comprises above-described tuning layout.
Description of drawings
In order to understand the present invention better, now will only carry out reference in the mode of example to accompanying drawing, wherein:
Fig. 1 shows the schematic representation of the radio transceiver device that comprises antenna arrangement;
Fig. 2 shows the schematic representation according to the antenna arrangement of first embodiment of the invention;
Fig. 3 shows the block diagram vertical view according to the antenna arrangement of second embodiment of the invention;
Fig. 4 shows the block diagram perspective view of the antenna arrangement shown in Fig. 3;
Fig. 5 shows the schematic representation according to the switching mechanism of one embodiment of the present invention;
But Fig. 6 A shows the diagram of the first and the 3rd operational frequency bands of first antenna element 28 shown in Fig. 3 and Fig. 4;
But Fig. 6 B shows the diagram of the second and the 4th operational frequency bands of second antenna element 30 shown in Fig. 3 and Fig. 4;
Fig. 7 shows the schematic representation of the switching mechanism of another execution mode according to the present invention; And
Fig. 8 shows the schematic representation of the switching mechanism of another execution mode according to the present invention.
Embodiment
Accompanying drawing shows antenna arrangement 12, comprising: first antenna element 28; Second antenna element 30; Coupling element 20,32 is used for electromagnetic ground and is coupled to first antenna element 28 and second antenna element 30; And switching mechanism 22, it is connected to coupling element 20,32, be used between the first electricity configuration and the second electricity configuration, switching, wherein, when switching mechanism 22 is in the first electricity configuration, coupling element 20,32 has first impedance, and when switching mechanism 22 was in the second electricity configuration, coupling element 20,32 had second impedance.
More specifically, Fig. 1 shows the schematic representation of radio transceiver device 10, wherein radio transceiver device 10 all mobile cellular telephones in this way, laptop computer, be used for other Wireless Telecom Equipments or the module of this kind equipment.Radio transceiver device 10 comprises antenna arrangement 12, is connected to the radio transceiver circuitry 14 of antenna arrangement 12, and the functional circuit 16 that is connected to radio transceiver circuitry 14.Be in the execution mode of mobile cellular telephone in radio transceiver device 10, functional circuit 16 comprises processor, memory and such as the output/output equipment of microphone, loud speaker and display.Usually, provide the electronic unit of radio transceiver circuitry 14 and functional circuit 16 by printed circuit board (PCB) (PWB) 17 interconnection.PWB 17 can be as the ground plane of antenna arrangement 12.
Fig. 2 shows the height schematic representation according to the antenna arrangement 12 of first embodiment of the invention.Antenna arrangement 12 comprises a plurality of antenna elements 18, coupling element 20 and switching mechanism 22.Coupling element 20 is electrically connected with switching mechanism 22 via electric connector 24, and be arranged as with a plurality of antenna elements 18 in the coupling of two or more antenna element electromagnetic grounds.
Each antenna element in a plurality of antenna elements 18 is connected to feed (not shown in this figure) via distributing point (not shown in this figure), and can be connected to ground plane 17 (referring to Fig. 1) via earth point (not shown in this figure).Each antenna element in a plurality of antenna elements 18 is positioned at the predetermined height on the ground plane, and a plurality of antenna element 18 can be the combination in any of plane formula inverted F shaped antenna (PIFA), loop aerial, helical antenna, unipole antenna and plane formula inverted-L antenna (PILA).A plurality of antenna elements 18 are electrically connected with radio transceiver circuitry 14, and are arranged as to other radio transceiver device emission electromagnetic waves and/or from other radio transceiver device reception electromagnetic waves.
As mentioned above, coupling element 20 be arranged as with a plurality of antenna elements 18 in the coupling of two or more antenna element electromagnetic grounds.Coupling element 20 can be discrete component, and perhaps it can comprise a plurality of elements that all are connected with switching mechanism 22.Coupling element 20 comprises any electric conducting material, and can comprise copper in one embodiment.The position of coupling element 20 and size depend on the location of a plurality of antenna elements 18 and desired electromagnetic coupled therebetween.
In one embodiment, when switching mechanism was in the first electricity configuration, the phase place of the reflection coefficient of interface was substantially equal to+1 (coupling element 20 is connected to the open circuit with infinite big impedance basically effectively).Therefore, electromagnetic coupled between antenna element 18 and the coupling element 20 is more weak or do not exist, but and the operational frequency bands of antenna element uninfluenced comparatively speaking, also be, when switching mechanism 22 is in the first electricity configuration, but antenna element 18 can be concentrated operation in first operational frequency bands.
When switching mechanism 22 was in the second electricity configuration, the phase place of the reflection coefficient of interface was substantially equal to-1 (coupling element 20 is connected to impedance effectively and is essentially 0 short circuit).Therefore, electromagnetic coupled maximization between antenna element 18 and the coupling element 20, but and the operational frequency bands of antenna element 18 translation downwards in frequency, also be, when switching mechanism 22 is in the second electricity configuration, but antenna element 18 is concentrated operation (but but second set of operational frequency bands is different from first set of operational frequency bands) in second operational frequency bands.
But but first and second set of operational frequency bands can comprise any frequency band in the following operational frequency bands: US-GSM 850 (824-894MHz), WCDMA 850, EGSM 900 (880-960MHz), PCN/DCS 1800 (1710-1880MHz), GSM 1800, PCS 1900 (1850-1990MHz), US-WCDMA1900 (1850-1990), GSM 1900, the WCDMA21000 frequency band (Tx:1920-1980, Rx:2110-2170) and WLAN bluetooth (2400MHz).
Fig. 3 shows comparatively detailed execution mode according to antenna arrangement of the present invention to Fig. 5.Fig. 3 shows the block diagram vertical view according to the antenna arrangement 12 of second embodiment of the invention.Antenna arrangement 12 comprises first antenna element 28, second antenna element 30 and coupling element 32.
In order to assist the description to the structure of first antenna element 28, it can be considered as being divided into first 44, second portion 46, third part 48 and the 4th part 50.Should recognize, be not physically first antenna element 28 to be divided into these parts, only is for auxiliary description to first antenna element 28 and provide these parts.
First 44 extends upward and has rectangular shape from earth point 34 and distributing point 36, and its length is greater than its width thus.Second portion 46 vertically extends from the top of the right-hand side of first 44 and has rectangular shape, and its width is greater than its length thus.Third part 48 is vertically extended and is had rectangular shape from the right-hand side of second portion 46 bottoms, and its length is greater than its width thus.The 4th part 50 is extended from the bottom vertical of the right-hand side of third part 48 ground and is had rectangular shape, and its width is greater than its length thus.
For auxiliary antenna arrange 12 visual, Fig. 4 shows the perspective view of the antenna arrangement 12 shown in Fig. 3.Under identical with the feature shown in Figure 3 or similar situation of feature shown in Figure 4, use identical reference marker.
Fig. 5 shows the indicative icon according to the switching mechanism 22 of one embodiment of the present invention.Switching mechanism 22 comprises interface 56, and it is connected to ESD filter 58, and ESD filter 58 is connected to switch 60 then.Switch 60 can be electrically connected with first impedance matching circuit 62 or second impedance matching circuit 64.Switching mechanism 22 is connected to Fig. 3 and coupling element 32 shown in Figure 4 via the electric connector 42 at interface 56 places.
In this execution mode, switch 60 is single-pole double throw (SPDT) switches, but in other embodiments, according to the number of impedance matching circuit, switch 60 can be variable connector.SPDT switch and variable connector are well known in the art, therefore will be not described in detail here.SPDT switch 60 can switch between the first electricity configuration (shown in Figure 5) and the second electricity configuration, wherein, in the first electricity configuration, first impedance matching circuit 62 is connected with coupling element 32, and in the second electricity configuration, second impedance matching circuit 64 is connected with coupling element 32.
First impedance matching circuit 62 has bigger impedance for coupling element 32.Therefore, when switch 60 was in the first electricity configuration, the reflection coefficient at interface 56 places was substantially equal to+and 1.Coupling element 32 effectively with the open circuit be connected, and basically not with first antenna element 28 or second antenna element, 30 capacitive couplings.In this configuration, but the operation in first operational frequency bands 66 (GSM 900, referring to Fig. 6 A) of first antenna element 28, but and second antenna element 30 operation in second operational frequency bands 68 (WCDMA 2100, referring to Fig. 6 B).
Second impedance matching circuit 64 has impedance less for coupling element 32.Therefore, when switch 60 was in the second electricity configuration, the reflection coefficient at interface 56 places was substantially equal to-1.Coupling element 32 is connected with short circuit effectively, and basically with first antenna element 28 and second antenna element, 30 capacitive couplings.Particularly, the first 52 of coupling element 32 and first antenna element, 28 capacitive couplings, and the second portion 54 of coupling element 32 and second antenna element, 30 capacitive couplings.But capacitive couplings makes the downward translation of frequency of the operational frequency bands of win antenna element 28 and second antenna element 30.Therefore, but the operation in the 3rd operational frequency bands 70 (GSM 850/WCDMA 850 is referring to Fig. 6 A) of first antenna element 28, but and second antenna element 30 operation in the 4th operational frequency bands 72 (GSM 1800/GSM1900/WCDMA 1900 is referring to Fig. 6 B).
In this execution mode, each comprises the transmission line (not shown) first impedance matching circuit 62 and second impedance matching circuit 64.Transmission line is metal material (for example, copper) band, and transmission line material, length of transmission line and transmission line width are depended in its impedance.By changing these attributes of transmission line, can obtain for first impedance matching circuit 62 and be used for the expectation impedance of second impedance matching circuit 64.
Fig. 7 shows the schematic representation of the switching mechanism 22 of another execution mode according to the present invention.Switching mechanism shown in Figure 7 and switching mechanism shown in Figure 5 are similar, and have used identical reference marker under they have the situation of similar characteristics.In this execution mode, ESD filter 58 is connected to first impedance matching circuit, 74, the first impedance matching circuits 74 and is connected to single-pole single-throw(SPST (SPST) switch 76 then.Spst switch 76 can be connected with second impedance matching circuit 78.
Spst switch 76 can switch between the first electricity configuration (shown in Fig. 7) and the second electricity configuration, wherein in the first electricity configuration, switch 76 is opened, and coupling element 32 is connected with first impedance matching circuit, and in the second electricity configuration, switch 76 closures, and coupling element 32 is connected (and being connected with ground 79 thus) with second impedance matching circuit 78 with first impedance matching circuit 74.
When switch 76 was in the first electricity configuration, first impedance matching circuit 74 had bigger impedance (because first impedance matching circuit 74 is not connected with ground) for coupling element 32.Therefore, when switch 76 was in the first electricity configuration, the reflection coefficient at interface 56 places was substantially equal to+and 1.Coupling element 32 effectively with the open circuit be connected, and basically not with first antenna element 28 or second antenna element, 30 capacitive couplings.In this configuration, but the operation in first operational frequency bands 66 (GSM 900, referring to Fig. 6 A) of first antenna element 28, but and second antenna element 30 operation in second operational frequency bands 68 (WCDMA is referring to Fig. 6 B).
When switch 76 was in the second electricity configuration, first impedance matching circuit 74 had less resultant impedance (because second impedance matching circuit 78 is connected with ground 79) with second impedance matching circuit 78 for coupling element 32.Therefore, when switch 76 was in the second electricity configuration, the reflection coefficient at interface 56 places was substantially equal to-1.As mentioned above, coupling element is coupled to short circuit effectively, and basically with first antenna element 28 and second antenna element, 30 capacitive couplings.Therefore, but the operation in the 3rd operational frequency bands 70 (GSM850/WCDMA 850, referring to Fig. 6 A) of first antenna element 28, but and second antenna element 30 operation in the 4th operational frequency bands 72 (GSM 1800/GSM 1900/WCDMA 1900 is referring to Fig. 6 B).
As mentioned above, first impedance matching circuit 74 and second impedance matching circuit 78 each can comprise transmission line.
Fig. 8 shows the schematic representation of the switching mechanism 22 of the another execution mode according to the present invention.Switching mechanism shown in Figure 8 22 and Fig. 5 and switching mechanism 22 shown in Figure 7 are similar, and have used identical reference marker under they have the situation of similar characteristics.In this execution mode, ESD filter 58 is connected to single-pole single-throw(SPST (SPST) switch 80 and first impedance matching circuit 82.Spst switch 80 can be connected to second impedance matching circuit 84.
Spst switch 80 can switch between the first electricity configuration (shown in Fig. 8) and the second electricity configuration, wherein in the first electricity configuration, switch 80 is opened, and coupling element is connected with first impedance matching circuit 82, and in the second electricity configuration, switch 80 closures, and coupling element 32 is connected (and being connected with ground 79 thus) with second impedance matching circuit 84.
First impedance matching circuit 82 has bigger impedance for coupling element 32.Therefore, when switch 80 was in the first electricity configuration, the reflection coefficient at interface 56 places was substantially equal to+and 1.Coupling element 32 effectively with the open circuit be connected, and basically not with first antenna element 28 or second antenna element, 30 capacitive couplings.In this configuration, but the operation in first operational frequency bands 66 (GSM 900, referring to Fig. 6 A) of first antenna element, but and second antenna element 30 operation in second operational frequency bands 68 (WCDMA is referring to Fig. 6 B).
Second impedance matching circuit 84 has less impedance (because second impedance matching circuit 84 is connected with ground 79) for coupling element 32.Therefore, when switch 80 was in the second electricity configuration, the reflection coefficient at interface 56 places was substantially equal to-1.As mentioned above, coupling element 32 effectively with short circuit coupling and basically with first antenna element 28 and second antenna element, 30 capacitive couplings.Therefore, but the operation in the 3rd operational frequency bands 70 (GSM 850/WCDMA 850 is referring to Fig. 6 A) of first antenna element 28, but and second antenna element 30 operation in the 4th operational frequency bands 72 (GSM 1800/GSM 1900/WCDMA 1900 is referring to Fig. 6 B).
As mentioned above, first impedance matching circuit 82 and second impedance matching circuit 84 each can comprise transmission line.
First impedance matching circuit 74 and 82 that illustrates respectively among Fig. 7 and Fig. 8 is provided, make when switch 76 and 80 is in out in the configuration (the first electricity configuration), first impedance matching circuit 74 and 82 is revised the phase shift that switch 76 and 80 causes, thereby makes coupling element 32 be connected with open circuit effectively.
Although above described embodiments of the present invention with reference to various examples, should recognize, can make amendment and do not break away from scope of the presently claimed invention these examples.For example, at least part of in one or more antenna elements 18,28,30 can extend to outside the periphery of ground plane 17.
Although in above describing, make great efforts to be primarily focused on the feature of the present invention that is considered to particular importance; but be to be understood that; whether the applicant is claimed before this with reference to the accompanying drawings and/or the combination of any patent characteristic illustrated in the accompanying drawings and feature, no matter and it has been carried out emphasizing especially.
Claims (18)
1. tuner comprises:
Coupling element comprises first and second portion, and described first is configured to and the coupling of the first antenna element electromagnetic ground, and described second portion is configured to be coupled with the second antenna element electromagnetic ground; And
Switching mechanism, it is connected to described coupling element via connector, be used between the first electricity configuration and the second electricity configuration, switching, wherein when described switching mechanism is in the described first electricity configuration, described coupling element has first impedance, and when described switching mechanism was in the described second electricity configuration, described coupling element had second impedance; And the first of described coupling element extends from described connector on first direction, and the second portion of described coupling element extends from described connector on second different directions, and the angle between wherein said first direction and described second different directions is 90 degree or 180 degree.
2. tuner according to claim 1, wherein when described switching mechanism is in the described first electricity configuration, but described first antenna element in first operational frequency bands, operate, but and described second antenna element in second operational frequency bands, operate.
3. tuner according to claim 1, wherein when described switching mechanism is in the described second electricity configuration, but described first antenna element in the 3rd operational frequency bands, operate, but and described second antenna element in the 4th operational frequency bands, operate.
4. tuner according to claim 1, wherein said switching mechanism comprises: first impedance matching circuit, second impedance matching circuit, and the switch that is used for described coupling element is connected to described first impedance matching circuit or described second impedance matching circuit.
5. tuner according to claim 4, wherein when described switch was connected to described coupling element with described first impedance matching circuit, described switching mechanism was in the described first electricity configuration.
6. tuner according to claim 4, wherein when described switch was connected to described coupling element with described second impedance matching circuit, described switching mechanism was in the described second electricity configuration.
7. tuner according to claim 1, comprise a plurality of antenna elements, described a plurality of antenna element comprises described first antenna element and described second antenna element, wherein said coupling element be arranged as with described a plurality of antenna elements in the coupling of each antenna element electromagnetic ground.
8. tuner according to claim 7, wherein when described switching mechanism is in the described first electricity configuration, but described a plurality of antenna element is concentrated operation in first operational frequency bands.
9. tuner according to claim 7, wherein when described switching mechanism is in the described second electricity configuration, but described a plurality of antenna element is concentrated operation in second operational frequency bands.
10. tuner according to claim 1, wherein each antenna element is connected to feed via distributing point, and is connected to ground plane via earth point.
11. an antenna assembly comprises:
First antenna element;
Second antenna element;
Coupling element, it comprises first and second portion, described first is configured to and described first antenna element electromagnetic ground coupling, and described second portion is configured to and described second antenna element electromagnetic ground coupling; And
Switching mechanism, it is connected to described coupling element via connector, be used between the first electricity configuration and the second electricity configuration, switching, wherein when described switching mechanism is in the described first electricity configuration, described coupling element has first impedance, and when described switching mechanism was in the described second electricity configuration, described coupling element had second impedance; And the first of described coupling element extends from described connector on first direction, and the second portion of described coupling element extends from described connector on second different directions, and the angle between wherein said first direction and described second different directions is 90 degree or 180 degree.
12. a module comprises antenna assembly as claimed in claim 11.
13. a module comprises as any described tuner in the claim 1 to 10.
14. a portable electric appts comprises antenna assembly as claimed in claim 11.
15. a portable electric appts comprises as any described tuner in the claim 1 to 10.
16. a method that is used for the impedance of change coupling element comprises:
The control switching mechanism switches between the first electricity configuration and the second electricity configuration, wherein said switching mechanism is connected to coupling element via connector, described coupling element comprises first and second portion, described first is configured to be coupled with the first antenna element electromagnetic ground, and described second portion is configured to be coupled with the second antenna element electromagnetic ground, wherein when described switching mechanism is in the described first electricity configuration, described coupling element has first impedance, and when described switching mechanism was in the described second electricity configuration, described coupling element had second impedance; And the first of described coupling element extends from described connector on first direction, and the second portion of described coupling element extends from described connector on second different directions, and the angle between wherein said first direction and described second different directions is 90 degree or 180 degree.
17. method according to claim 16, wherein when described switching mechanism is in the described first electricity configuration, but described first antenna element in first operational frequency bands, operate, but and described second antenna element in second operational frequency bands, operate.
18. method according to claim 16, wherein when described switching mechanism is in the described second electricity configuration, but described first antenna element in the 3rd operational frequency bands, operate, but and described second antenna element in the 4th operational frequency bands, operate.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2006/001078 WO2007096693A1 (en) | 2006-02-22 | 2006-02-22 | An antenna arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101385191A CN101385191A (en) | 2009-03-11 |
| CN101385191B true CN101385191B (en) | 2013-07-10 |
Family
ID=38436987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006800531945A Expired - Fee Related CN101385191B (en) | 2006-02-22 | 2006-02-22 | Antenna distribution |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8072390B2 (en) |
| EP (1) | EP1987564A1 (en) |
| CN (1) | CN101385191B (en) |
| WO (1) | WO2007096693A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5121051B2 (en) * | 2007-12-26 | 2013-01-16 | パナソニック株式会社 | Wireless communication terminal |
| PL2297973T3 (en) * | 2008-06-23 | 2016-08-31 | Nokia Technologies Oy | Tunable antenna arrangement |
| US9231680B2 (en) * | 2009-03-03 | 2016-01-05 | Rfaxis, Inc. | Multi-channel radio frequency front end circuit |
| KR20110029647A (en) * | 2009-09-16 | 2011-03-23 | 삼성전자주식회사 | Multiband internal antenna device of portable terminal |
| WO2012054343A1 (en) | 2010-10-19 | 2012-04-26 | Rfaxis, Inc. | Radio frequency multi-port switches |
| US8928428B2 (en) | 2010-12-22 | 2015-01-06 | Rfaxis, Inc. | On-die radio frequency directional coupler |
| US8552919B2 (en) * | 2011-03-23 | 2013-10-08 | Mediatek Inc. | Antenna module |
| WO2012151322A1 (en) | 2011-05-02 | 2012-11-08 | Rfaxis, Inc. | Power amplifier with co-existence filter |
| KR102207852B1 (en) * | 2014-11-21 | 2021-01-26 | 삼성전자주식회사 | Antenna and electronic device having it |
| US9698857B1 (en) * | 2015-02-26 | 2017-07-04 | Amazon Technologies, Inc. | Pattern diversity assisted single-input-single-output and two-by-two multiple-input-multiple output (MIMO) antenna systems |
| US10361490B1 (en) | 2015-12-14 | 2019-07-23 | Amazon Technologies, Inc. | Pattern diversity assisted antenna systems |
| US11700027B2 (en) | 2020-05-05 | 2023-07-11 | Mobix Labs, Inc. | Multi-mode WiFi bluetooth RF front-ends |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1109251B1 (en) * | 1999-12-14 | 2004-01-07 | Murata Manufacturing Co., Ltd. | Antenna unit and communication device using the same |
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| US5659889A (en) * | 1995-01-04 | 1997-08-19 | Centurion International, Inc. | Radio with antenna connector having high and low impedance points |
| GB2326799B (en) * | 1997-06-28 | 2002-01-23 | Motorola Israel Ltd | Radio communications transceiver and radio frequency signal router therefor |
| KR20030085000A (en) | 2001-03-22 | 2003-11-01 | 텔레폰악티에볼라겟엘엠에릭슨(펍) | Mobile communication device |
| US6650295B2 (en) | 2002-01-28 | 2003-11-18 | Nokia Corporation | Tunable antenna for wireless communication terminals |
| WO2004001898A1 (en) | 2002-06-21 | 2003-12-31 | Research In Motion Limited | Multiple-element antenna with parasitic coupler |
| FI119667B (en) | 2002-08-30 | 2009-01-30 | Pulse Finland Oy | Adjustable planar antenna |
| CN1695267B (en) | 2002-11-20 | 2011-08-31 | 诺基亚有限公司 | Controllable antenna arrangement |
| FI115574B (en) * | 2003-04-15 | 2005-05-31 | Filtronic Lk Oy | Adjustable multiband antenna |
| KR100504837B1 (en) * | 2003-05-15 | 2005-07-29 | 엘지전자 주식회사 | Mobile communication terminal in using gsm/gprs and td-scdma |
| US7663555B2 (en) * | 2004-10-15 | 2010-02-16 | Sky Cross Inc. | Method and apparatus for adaptively controlling antenna parameters to enhance efficiency and maintain antenna size compactness |
| US20070139280A1 (en) * | 2005-12-16 | 2007-06-21 | Vance Scott L | Switchable planar antenna apparatus for quad-band GSM applications |
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2006
- 2006-02-22 US US12/224,231 patent/US8072390B2/en not_active Expired - Fee Related
- 2006-02-22 WO PCT/IB2006/001078 patent/WO2007096693A1/en active Application Filing
- 2006-02-22 EP EP06727556A patent/EP1987564A1/en not_active Withdrawn
- 2006-02-22 CN CN2006800531945A patent/CN101385191B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1109251B1 (en) * | 1999-12-14 | 2004-01-07 | Murata Manufacturing Co., Ltd. | Antenna unit and communication device using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007096693A1 (en) | 2007-08-30 |
| CN101385191A (en) | 2009-03-11 |
| US8072390B2 (en) | 2011-12-06 |
| EP1987564A1 (en) | 2008-11-05 |
| US20090167627A1 (en) | 2009-07-02 |
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